[Theoretical considerations on 3 cases of latent cancer].
D000231:Adenocarcinoma, Papillary; D000368:Aged; D002294:Carcinoma, Squamous Cell; D005260:Female; D006258:Head and Neck Neoplasms; D006801:Humans; D008223:Lymphoma; D008875:Middle Aged; D009303:Nasopharyngeal Neoplasms; D009362:Neoplasm Metastasis